CN1836473A - Cooling system for equipment and wiring cabinets and method for cooling equipment and wiring cabinets - Google Patents
Cooling system for equipment and wiring cabinets and method for cooling equipment and wiring cabinets Download PDFInfo
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- CN1836473A CN1836473A CNA2004800177858A CN200480017785A CN1836473A CN 1836473 A CN1836473 A CN 1836473A CN A2004800177858 A CNA2004800177858 A CN A2004800177858A CN 200480017785 A CN200480017785 A CN 200480017785A CN 1836473 A CN1836473 A CN 1836473A
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- 238000001816 cooling Methods 0.000 title claims abstract description 65
- 238000000034 method Methods 0.000 title claims abstract description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 53
- 238000009423 ventilation Methods 0.000 claims description 23
- 238000007789 sealing Methods 0.000 claims description 11
- 239000012530 fluid Substances 0.000 claims description 10
- 238000000926 separation method Methods 0.000 claims description 7
- 230000007423 decrease Effects 0.000 claims description 5
- 238000002955 isolation Methods 0.000 claims description 5
- 238000010276 construction Methods 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 3
- 238000012544 monitoring process Methods 0.000 claims description 2
- 230000000630 rising effect Effects 0.000 abstract description 4
- 238000004378 air conditioning Methods 0.000 description 6
- 210000004744 fore-foot Anatomy 0.000 description 3
- 230000017525 heat dissipation Effects 0.000 description 2
- 208000035126 Facies Diseases 0.000 description 1
- 241000921268 Selago corymbosa Species 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229940004975 interceptor Drugs 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 238000000638 solvent extraction Methods 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20709—Modifications to facilitate cooling, ventilating, or heating for server racks or cabinets; for data centers, e.g. 19-inch computer racks
- H05K7/20754—Air circulating in closed loop within cabinets
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- Microelectronics & Electronic Packaging (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
- Packages (AREA)
- Warehouses Or Storage Devices (AREA)
Abstract
The invention relates to a cooling system for equipment and network cabinets and to a method for cooling such cabinets, together with the electronic modules located therein. In order to achieve with extremely simple means and particularly low capital and operating expenditure a high power cooling for densely packed cabinets and cabinet arrangements, particularly server cabinets in data processing centres and the like, an air ducting is provided in a substantially airtight cabinet with equally long airflow paths and therefore equal flow resistances, together with a uniform supply air temperature. The circulated airflow is cooled with the aid of an air-water heat exchanger in the lower cabinet area. The heated exhaust air is collected in a collecting duct with a rising flow, reversed and supplied in a falling flow to the heat exchanger.
Description
Technical field
The present invention relates to a kind of cooling system that is used for equipment enclosure and network cabinet especially for server cabinet or frame, and a kind of method that is used for cooling device rack and network cabinet or frame.
Background technology
The power progression that progressively increases of process computer and server is that the thermal loss with sustainable growth always links together.Therefore,, there is very serious power consumption, the cramped construction of a height unit (1HU=1,75 inches) for example particularly, for example pizzabox and blade server with regard to high-power processor and server.Particularly under the situation of data processing centre, normally there is the server cabinet of One's name is legion in data processing centre in a room, the power consumption of d/d heat is that the air-conditioning among the roomate is relevant with operating cost with the rack that is used to cool off and the fund of the sustainable growth of electronic equipment that are positioned at wherein.
Described electronic equipment, for example server, CPU and similar devices, often be placed on the casing the inside of a standard, and install with overlapping pattern usually, and can on the vertical beam of correspondingly locating, be installed in equipment or the network cabinet with pattern arranged side by side with the form of module.In order to arrange the heat that looses and produce, described electronic modular unit is equipped with at least one fan, also has the air inlet and outlet port simultaneously, and these ports are arranged in the front and back of sidewall or casing.
Specifically in the server architecture of compactness, can not be provided for air cooled cooling surface.In addition, the form of the modular unit that rack is arranged to assemble compactly, each rack has 10kw or higher heat load, and the air-conditioning system of air-conditioned room no longer is satisfied with the absorption hot-fluid for the rack of such layout.
Penetrating for the air that maximum is provided, the air cooling server cabinet all is provided with the door of perforation usually.For the inner space of the sealing of cooling device rack, well-known, use air--water heat exchanger (Knurr product manual " electronic system ", 07/2002,252 page to 254 pages).The air that this is known--water heat exchanger can be installed on the rack lid, the perhaps zone, outside at sidewall or back door, and perhaps the form with inside-blade module provides, and the internal temperature of rack can be cooled to below the temperature of surrounding environment.
Its shortcoming is to have taken the inner space, therefore, unlikely assembles a plurality of modules.When air--when water heat exchanger was assembled in the sidewall, the assembling ratio of the sleeve pipe of rack and possibility installing space was restricted.Under the situation that water flows out, then may cause destroying electronic module and relevant equipment on the rack lid if be assemblied in.In addition, owing to be provided with this air conduit, also can not always guarantee uniform refrigerating module.
US6,506,111B2, US6,652,373B2, WO03/005791A2 and US6,652,374B2 discloses the server cabinet of eclipsed form server, and thermal loss wherein is to arrange diffusing by recycling air-flow.The exhaust airstream of serviced device heating is provided for air--the water heat exchanger in downstream by means of ventilation unit, air--water heat exchanger is assembled in below the pedestal of rack, perhaps inside the rack below stacked server apparatus, air fed form with cooling sends server to by the air supply pipeline.
An improvement to the dissipation of heat is, can realize by at least one air distribution device, this air distribution device is arranged in the air supply pipeline especially, and also can be set in the evacuating air pipeline, perhaps is co-located in supply and the evacuating air pipeline.Air distribution device is attempted to guarantee to offer single server with a predefined air stream ratio.From in essence, it is a flat board, extends on the stacked equipment of server, and the air duct inlet by forming with horizontal line and complementary mode makes the server gap open.For on the altitude range of rack, provide practically identical air capacity to all servers, position at bottom of approaching rack or heat exchanger, the air distribution flat board has or does not have air passage port, and superincumbent zone has several air passage port that come on the whole width.
In alternative structure, be supplied to the actual identical air supply of server, this can obtain by air-distribution is dull and stereotyped, and they are arranged to the form of the inclination of air supply pipeline, to such an extent as to the latter's cross section upwards reduces.The air-distribution flat board is fixed on the Qianmen of rack especially, and the position of inclination can change under the help of the hinge of low side, and can use the clip that has elongated hole in the top.
Known heat dissipation system needs extra-pay, so that design, make and install at least one air distribution device.In addition, owing to be provided with air duct, can not guarantee to realize that with required degree the air of desirable homogeneous is supplied with and uniform heat dissipation.
The objective of the invention is for a kind of cooling system that is used for equipment enclosure and network cabinet especially for server cabinet is provided, and providing a kind of is used to cool off this rack and is positioned at wherein the module method of server particularly, by cooling system of the present invention and cooling means, by using simple especially mode, low especially fund and operating cost, thereby guaranteed to be used for the particularly necessary cooling capacity of high power server of the rack of fine and close assembling and cabinet assembly with the reliability of necessity.
Summary of the invention
For cooling system of the present invention, purpose of the present invention can realize by being used for this equipment enclosure and network cabinet (Ger te-und Netzwerkschr anke) or the cooling system of frame, this cooling system comprises the inner space of a sealing, electronic module is positioned at this inner space, one is used to arrange the cooling air loop of sealing of thermal losses of electronic module of loosing, and air a--water heat exchanger that is used to cool off heated evacuating air, this air--water heat exchanger is arranged in the lower area of rack, wherein, be provided with air duct with isometric air flow path, make thus and for each independent electronic module, have identical flow resistance, and also be provided with air insulated device between cold air supply and heated evacuating air, and the cold air supply with even air supply temperature is supplied to described each electronic module.
For cooling means of the present invention, purpose of the present invention can realize by this cooling means that is used for cooling device rack and network cabinet or frame and is positioned at electronic module wherein, air stream flows with the loop form, cold air supply is supplied to electronic module, heated evacuating air is at air--is cooled in the water heat exchanger, described cold air supply (Lufttechnische) on fluid is separated with described heated evacuating air, described cold air supply and described heated evacuating air are supplied respectively and are discharged with isometric air flow path, and make for each single electronic module, to have identical flow resistance thus, and supply cold air supply to described electronic module with uniform air themperature.
Cooling system of the present invention is based on the cooling air loop of roughly airtight network cabinet or the sealing in the equipment enclosure and be convenient to all power losss and carry out air--the water heat exchanger that hot type looses.This air--water heat exchanger is configured in the lower area of rack, and can be connected to very expediently on the Cold water supply source of building.
According to a basic principle of the present invention, this cooling system comprises the air duct with isometric air flow path, and therefore each electronic module in rack inside has identical flow resistance (Tichlmann principle).Therefore, can provide air supply to overlapping and/or juxtaposed each electronic module with even temperature.Preferably, the air supply temperature can keep by corresponding higher flow uniformly.The tolerance that term " uniformly air supply temperature " generally is understood that temperature is in about ± 2 ℃ Kelvin's thermometric scale.
According to the present invention, between cold air supply and heated evacuating air, be provided with the air insulated device.
In principle, in fact the network cabinet of hermetic seal can for example be closed with respect to environment fully.Because this sealing is provided, can stop airtight basically rack inside and the air exchange between the installing space, a plurality of such racks are installed in installing space usually, therefore can avoid causing the demand of the air-conditioning of a large amount of expenses for meeting.
Air supply is air--the cooled air of water heat exchanger in cold air or the lower area that comes comfortable rack.Air supply can offer the gap between described electronic module and the module by the air supply conduit of rack, and the air supply conduit extends on the whole height of rack, and it is arranged on the vertically arranged module at least.
The shell of electronic module suitably is provided with the air intlet port, and these ports are connected to the air supply pipeline.The air supply that is cooled sends module to by the air intlet port, thereby be heated so that absorb thermal losses, send the evacuating air pipeline to by the air outlet slit port subsequently, this air outlet slit port is to be formed in the shell wall with the parallel mutually form of air intake port.
Electronic module can comprise at least one fan, for example is convenient to suck cold air supply through the air intake port, provides it to the evacuating air pipeline through the air outlet slit port.Yet,, also can guarantee the even cooling of module according to air duct of the present invention even without fan.Therefore, be not have under the situation of fan according to the advantage of cooling system of the present invention, module can be cooled by required degree.
The evacuating air pipeline is fabricated in the mode of separating, so that realize having isometric air flow path and the air drag that is equal to for all modules, it has first pipe section and second pipe section.First pipe section is constructed to collector or conduit, so that receive the heated evacuating air through the air outlet slit port outflow of module.
Advantageously, this conduit is formed by the downstream space of module at least, and downstream space is generally cable distribution.In conduit, the evacuating air of individual module stream streamedly is collected, upwards flows, oppositely with the evacuating air that rises by means of at least one ventilation unit, and with parallel mode, the evacuating air stream of decline is provided for the air that is positioned at the rack lower area--water heat exchanger in second pipe section.
Advantageously, can provide at least two or n+1 redundant, i.e. high power ventilation unit in the rack upper area is so that can guarantee the air guidance mode and the guiding pipeline in the cooling air loop of creative sealing of the present invention.
Advantageously, ventilation unit is side by side, thus the down current pipe section by means of vertical resolution element for example the separation former in single evacuating air pipe section for example be separated into the right and left side evacuating air pipe section.If when a ventilation unit broke down, this can stop backflow.
In preferred construction, descend second pipe section of evacuating air stream of ventilation unit and being used for is integrated in door, particularly is integral in the back door.
Carry out the air supply pipeline that forms by first and second pipe sections and the layout of evacuating air pipeline according to the air duct in the module.Usually, exist be cooled air fed anterior to suck and discharge at the rear portion of heated evacuating air.Correspondingly, the air supply pipeline forwardly is configured to, and the evacuating air pipeline of separating is in the back of rack and ventilation unit, and second pipe section of evacuating air pipeline is disposed in the back door.
With air supply pipeline and evacuating air pipeline oppositely or place it in the zone of sidewall, also be to drop in protection scope of the present invention.
The spacer assembly that cold air supply and heated evacuating air separate on fluid helps to obtain required high power cooling, and this can realize that effectively dividing plate is configured between the wall of module and rack by the baffle plate of the forefoot area of dividing plate and/or module.Like this, cold air is supplied to module individually, guarantees the horizontal interval between them.
In order under failure condition, to keep air circulation and Control Circulation,, be advantageously provided the interceptor (-ter) of arranging as required, perhaps " leak " at the rack upper area especially thus if promptly all modules break down.
Can use air known in the art--water heat exchanger, and correspondingly determine their size, for example can on the whole width of rack and/or thickness, extend.For can receive the evacuating air that is forced to descend along second pipe section, with its cooling, and offer the air supply pipeline as the air supply that is cooled, suitable is, with in air--the mode of the inlet complementation of water heat exchanger is built into the bottom evacuating air mouth of second pipe section, so that corresponding sealing is provided.
Advantageously, air--water heat exchanger can be configured in rack inside, and can occupy for example six height in bottom unit (HU).Like this, Duan cold water pipes path must be connected on the Cold water supply source of building.Consider when chilled water system leaks electronic module and be configured in the electronic equipment of rack inside and the fail safe of module, lower air--it is very favorable that water heat exchanger is arranged.Any water that flows out all can not arrive at air--the electronic module of arranging on the water heat exchanger, therefore, can guarantee necessary security.
This air--water heat exchanger designs accordingly according to required cooling capacity.Under the situation of the cooling capacity of 20kw, it is 11/ second cold water and 4000m that flow can for example be provided
3/ hour the circulation cooling air.Also can determine air--the outflow value of the cold water of water heat exchanger and return value are so that make do not have water droplet to occur, to such an extent as to the condensate liquid that does not have the condensed water form in rack under dew point.
Corresponding D C (direct current) ventilation unit provides with the form of n+1 redundancy.If these ventilation units are built into temperature correlation, speed-controllable and based on alarm monitoring, then by this control and software, the temperature velocity characteristic can for example the actual maximum power loss of server be suitable with module.
Use flowing of variable volume can make the loose actual power dissipation of power and module or server of the hot type of rack adapt, it changes as the function of rated output and use capacity.
Suitable in addition is, a rack supervisory control system can be installed, and it can be connected on smoke detector, door contact-making switch, wetness sensor, water finder and the speed control especially.According to temperature sensor, can also monitor the air fed temperature that offers module, in case surpass the desired value freely programme, can trigger different alarm level (non-emergent, urgent) and AC (interchange) power supply of automatic cut-out module under the situation that the hot blast danger occurs.
Correspondingly, under situation about opening at the back door, ventilation unit cuts out automatically.When the back door was closed, ventilation unit continued operation.
Advantageously, rack is equipped with n+1 the redundant DC power supply that is used for ventilation unit.By the AC distribution, can protect socket, be converted to the particularly AC power supply of server of module.
The method according to this invention, each single module is juxtaposed and/or overlaps in the equipment enclosure and network cabinet or frame of hermetic seal basically, and by the sealing the loop form in air-flow cool off, cold air supply offers each module with isometric air flow path, therefore produce identical or same flow resistance, also have uniform air supply temperature simultaneously, cold air supply and heated evacuating air are being separated on fluid.
In the ducted air guiding of the air supply pipeline of airtight basically rack and evacuating air is with relative higher speed flow circuit.For this reason, in the evacuating air stream that descends with the downstream that preferably the high power ventilation unit of n+1 redundancy is set at rising in explicit mode.
Air stream is by means of the air that is arranged in the rack lower area--water heat exchanger is cooled.At described air--the air supply stream that is cooled in the water heat exchanger offers each individual module, for example, air intake port through them offers module, so that be absorbed in the thermal losses that produces in the module, and sends the evacuating air pipeline to through the ventilation unit in downstream.
Suitably, in order to realize the Tichlmann principle, the evacuating air pipeline has isolation structure, promptly unified or identical flow path and unified or identical flow resistance.In conduit, the evacuating air of individual module provides with the form that the evacuating air that rises flows at first.Because the evacuating air in described upwelling is followed the fact that heat rises, and can advantageously realize improved energy balance.What the evacuating air that rises flowed subsequently is reverse, and evacuating air submits to the air-flow of decline, and is provided for the air at the rack lower area--water heat exchanger.
Because therefore design and the air separation of air feed stream/exhaust stream and air--the water heat exchanger that is arranged on the bottom of higher relatively flow rate, air of the present invention guiding can provide effective module cooling.
For the fluid isolation device of cold air supply and heated evacuating air, advantageously, except the vertical separation element between juxtaposed and/or overlapping module, baffle plate is set at vacant position, the left side.
In order to keep air circulation and Control Circulation, the air separation between cold air supply and heated evacuating air is intercepted in the mode of arranging as required, for example, is provided with a free space in the rack upper area.
Be used for network cabinet and particularly realize high-power cooling with low relatively fund and operating cost according to the cooling system of server cabinet of the present invention, so that be used for the rack of commercial data processing center especially, for example, at bank and industrial circle and in scientific domain and computer set, the rack of 100 10kw is for example arranged wherein.Especially, form that can classification create the water-cooled server cabinet that for example reaches 20kw, and higher cooling capacity is in for example 2.5kw level, guarantee in described rack uniform cooling air to be offered all servers, this is irrelevant with the installation site in rack.Not necessarily installation fan that fully need be in module because according to cooling design of the present invention, even do not having under the situation of fan, also can be guaranteed the unified cooling of each module.
The present invention can avoid the overheated and fault and the corresponding high expense of server, and guarantees high validity.
Another advantage is that the rack of creative cooling system is independent with environment facies on every side.This makes the rack that is installed in the rack of the One's name is legion in the room and assembling fully be installed together in close relatively mode, to such an extent as to compare with traditional air-conditioning, can obtain very tangible room area and deliver a child.Also having an advantage is that in the data processing centre of traditional air-conditioning, each rack with high relatively thermal losses can be provided with cooling system of the present invention.Air-conditioning in the house adapts with the mode of cost saving and the lower thermal losses of remaining rack.
Description of drawings
Hereinafter, with reference to the accompanying drawings the present invention is made a more detailed description, wherein:
Fig. 1 is the longitdinal cross-section diagram according to the transversal network cabinet of cooling system of the present invention.
Fig. 2 is the view in transverse section of network cabinet shown in Figure 1.
Embodiment
Fig. 1 shows the equipment enclosure or the network cabinet 2 of inner space 18 with actual sealing and overlapping electronic module 3.In this embodiment, equipment enclosure or network cabinet 2 are server cabinets, and electronic module 3 is to have for example server 4 of 1 height unit (1HU=1.75 inch).Air duct 5 usefulness arrows in server 4 zones are described (Fig. 2).In this embodiment, under any circumstance, enclosure at server 4 all is provided with fan 6, it can be implemented in air duct 5 in the following manner: the air intake port by (not illustrating) front sucks air supply 8, carry this air supply around (the not illustrating) electronic module that produces thermal losses, and the air outlet slit port of this air supply by (not illustrating) back offers evacuating air pipeline 15.
Being arranged with air at server 4--water heat exchanger 7, this heat exchanger are connected on the Cold water supply source of building, and this heat exchanger needs for example 6 HU of rack 2 (height unit).Therefore, for the server cabinet with 46 HU (height unit), server 4 can occupy 40 HU.
Air--water heat exchanger 7 can for example be that 1l/s and about 12 ℃ air supply temperature are moved with the cool water quantity, so that evacuating air 10,11 transmits with the loop form and is heated to about 35 ℃, can be cooled to about 20 to 25 ℃.At air--cooled air is provided to air supply pipeline 9 as air supply 8 in the water heat exchanger 7, and air supply pipeline 9 is connected to the air intake port that does not illustrate of server 4.
Fig. 2 shows the fluid partitioning device for air between the heated evacuating air in cold air supply 8 and evacuating air pipeline 15.By means of being configured to bending plate and the vertical separator of placing 12, in the forefoot area of network cabinet 2, form the air insulated part.Air supply pipeline 9 comes limited boundary by the Qianmen 13 of separator 12, deadend and the housing front portion 14 of server 4.
According to Fig. 1, rack 2 at air--the serviced device 4 of the HU of the existing existence on the water heat exchanger 7 (height unit) occupies, to such an extent as to be no longer necessary for the baffle plate that is provided with that does not have occupied HU.
Evacuating air 10,11 enters evacuating air pipeline 15, and it has first pipe section that is configured to collector or conduit 16, flows 10 with the evacuating air that is used to rise, and has second pipe section 17 of the evacuating air stream 11 that is used to descend.
Fig. 2 shows the conduit 16 that is used for heated evacuating air 10, it not only can be in the back that is structured in server 4, but also can laterally be structured in rack 2 sidewall 24,25 near, as long as can be advantageously in the forefoot area of rack 2, realize the air insulated of air supply and evacuating air.
Fig. 1 shows isometric airflow path and identical flow resistance, the setting height(from bottom) of this and server 4 has nothing to do, and this is owing to air--and water heat exchanger 7 is arranged on below the server 4 and is provided with air duct particularly the rising and the decline pipe section 16,17 of evacuating air pipeline 15 are realized.By means of rising in the discharge duct 15 of separate type and decline evacuating air 10,11, can prevent from directly to be supplied to air from the evacuating air that is heated of individual server 4--water heat exchanger 7.
Between air supply 8 cold or cooling and heated evacuating air 10, be formed with the interceptor (-ter) 23 little, that arrange as required that is used for air insulated, so that keep the circulation of air stream, can keep Control Circulation thus, even when module or server break down, also be like this.Interceptor (-ter) that this is arranged as required or " leak " 23 are arranged on the upper zone of rack 2, particularly on module 3.
Claims (22)
1, a kind of cooling system that is used for equipment enclosure and network cabinet, it comprises:
Rack with inner space of sealing, electronic module are positioned at this inner space,
Be used to arrange the cooling air loop of sealing of thermal losses of electronic module of loosing, this cooling air loop comprises air supply pipeline and evacuating air pipeline,
Be used to cool off the air-to-water heat exchanger of heated evacuating air, this air-to-water heat exchanger is arranged in the lower area of rack,
Wherein, be provided with air duct, make for each independent electronic module, to have identical flow resistance thus, and also be provided with the fluid isolation device between cold air supply and heated evacuating air with isometric air flow path, and
Wherein, the cold air supply with even air supply temperature is supplied to described each electronic module.
2, cooling system as claimed in claim 1 is characterized in that, can guarantee uniform air supply temperature with the higher flow that the installation site of electronic module is irrelevant.
3, cooling system as claimed in claim 1 or 2 is characterized in that, this cold air supply is supplied to electronic module through wherein ingress port in the air supply pipeline.
4, as each described cooling system in the above-mentioned claim, it is characterized in that, this heated evacuating air is supplied to the evacuating air pipeline through the air outlet slit port of electronic module, and this evacuating air pipeline has first pipe section of the evacuating air stream that is used to rise and second pipe section of the evacuating air stream that is used to descend.
As claim 3 or 4 described cooling systems, it is characterized in that 5, this air supply pipeline and this evacuating air pipeline so make up, and, make that the front end air ingress port of electronic module and rear end air outlet slit port are consistent that is.
As each described cooling system among the above-mentioned claim 3-5, it is characterized in that 6, in fact this air supply pipeline and this evacuating air pipeline are formed on the whole height of rack.
7, as each described cooling system among the above-mentioned claim 4-6, it is characterized in that, vertically disposed separator by means of between electronic module and rack enclosure part forms described cold air supply and the fluid isolation device between the described heated evacuating air.
8, as each described cooling system among the above-mentioned claim 4-7, it is characterized in that, baffle plate by means of being arranged on clear position between overlapping and the juxtaposed electronic module forms described cold air supply and the fluid isolation device between the described heated evacuating air.
9, as each described cooling system among the above-mentioned claim 4-8, it is characterized in that, the interceptor (-ter) of arranging as required of the separate air between cold air supply and heated evacuating air is set in the upper area of rack, to be used to keep air circulation and Control Circulation.
10, as each described cooling system among the above-mentioned claim 4-9, it is characterized in that, this first pipe section of the exhaust stream that is used to rise is configured for the conduit of the described heated evacuating air of each independent electronic module of flowing through, and is positioned at the downstream of electronic module in the cable extension zone.
11, cooling system as claimed in claim 10, it is characterized in that, by means of at least one ventilation unit, the evacuating air stream that rises in first air duct part is upwards guided, and opposite air stream is supplied to air-to-water heat exchanger as the evacuating air stream that descends in second air duct part.
12, cooling system as claimed in claim 11, it is characterized in that, in the back door, be provided with two ventilation units, and the right and the pipe section left side, wherein the evacuating air of Xia Jianging is guided downward, is supplied to air-to-water heat exchanger through the evacuating air inlet.
13, cooling system as claimed in claim 12 is characterized in that, the right and left side pipe section are formed by the inner casing and the vertical separation former at back door.
As each described cooling system in the above-mentioned claim, it is characterized in that 14, inboard door shell and vertical separation former extend to air-to-water heat exchanger, and the evacuating air mouth of two bottoms is sealed with respect to air-to-water heat exchanger.
As each described cooling system in the above-mentioned claim, it is characterized in that 15, air-to-water heat exchanger has occupied the bottom level unit of rack, and be determined size according to the width and the thickness of rack.
16, as each described cooling system in the above-mentioned claim, it is characterized in that, ventilation unit in evacuating air stream is to depend on temperature, speed-controllable and based on the ventilation unit of alarm monitoring, and is adapted to the actual power loss of each electronic module.
17, as each described cooling system in the above-mentioned claim, it is characterized in that this rack is a server cabinet, and overlapping electronic module is the server that for example has the cramped construction of 1HU (height unit).
18, a kind of method that is used for cooling device rack and network cabinet and is positioned at electronic module wherein,
Air stream flows with the loop form, and cold air supply is supplied to electronic module, and heated evacuating air is cooled in air-to-water heat exchanger,
Described cold air supply is separated with described heated evacuating air on fluid,
Described cold air supply and described heated evacuating air are supplied respectively and are discharged with isometric air flow path, and make to have identical flow resistance thus for each single electronic module, and
Supply cold air supply with uniform air themperature to described electronic module.
19, method as claimed in claim 18 is characterized in that, air circulates in airtight basically rack with corresponding higher speed.
20, method as claimed in claim 19, it is characterized in that, the cold air supply that outflow is arranged in the air-to-water heat exchanger of rack lower area is supplied to each single electronic module with the form that the air supply that rises flows, and flowing through heated evacuating air in the described electronic module is initially in the first evacuating air pipe section and is collected, and upwards flow, reverse then, and be supplied to air-to-water heat exchanger in the rack lower area with the form of the evacuating air stream that descends.
As each described method among the above-mentioned claim 18-20, it is characterized in that 21, the air of this circulation is driven by at least one ventilation unit, it is arranged in the zone of reverse evacuating air stream.
As each described method among the above-mentioned claim 18-21, it is characterized in that 22, the evacuating air stream of decline is transmitted, and at least one ventilation unit is connected with each pipeline in two parallel pipelines.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE202004006552U DE202004006552U1 (en) | 2004-04-26 | 2004-04-26 | Cooling system for device and network cabinets |
| DE202004006552.5 | 2004-04-26 | ||
| PCT/EP2004/004854 WO2005104642A1 (en) | 2004-04-26 | 2004-05-06 | Cooling system for equipment and wiring cabinets and method for cooling equipment and wiring cabinets |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1836473A true CN1836473A (en) | 2006-09-20 |
| CN1836473B CN1836473B (en) | 2010-12-08 |
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|---|---|---|---|
| CN2004800177858A Expired - Fee Related CN1836473B (en) | 2004-04-26 | 2004-05-06 | Cooling system for equipment and wiring cabinets and method for cooling equipment and wiring cabinets |
Country Status (11)
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| US (1) | US7254022B2 (en) |
| EP (1) | EP1614333B1 (en) |
| JP (1) | JP4212625B2 (en) |
| CN (1) | CN1836473B (en) |
| AT (1) | ATE341927T1 (en) |
| CA (1) | CA2520878C (en) |
| DE (2) | DE202004006552U1 (en) |
| DK (1) | DK1614333T3 (en) |
| PL (1) | PL1614333T3 (en) |
| RU (1) | RU2318299C2 (en) |
| WO (1) | WO2005104642A1 (en) |
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| CN107182185A (en) * | 2016-03-11 | 2017-09-19 | 福特全球技术公司 | The cooling system of vehicle sensors module |
| CN107182185B (en) * | 2016-03-11 | 2021-03-02 | 福特全球技术公司 | Cooling system for vehicle sensor module |
| CN111480062A (en) * | 2017-10-23 | 2020-07-31 | Avl排放测试***有限责任公司 | Control cabinet device |
| CN111480062B (en) * | 2017-10-23 | 2023-09-05 | Avl排放测试***有限责任公司 | Control cabinet device |
Also Published As
| Publication number | Publication date |
|---|---|
| JP4212625B2 (en) | 2009-01-21 |
| EP1614333A1 (en) | 2006-01-11 |
| US20050237714A1 (en) | 2005-10-27 |
| US7254022B2 (en) | 2007-08-07 |
| PL1614333T3 (en) | 2007-02-28 |
| ATE341927T1 (en) | 2006-10-15 |
| CA2520878A1 (en) | 2005-11-03 |
| WO2005104642A1 (en) | 2005-11-03 |
| CN1836473B (en) | 2010-12-08 |
| DK1614333T3 (en) | 2007-02-12 |
| JP2007507090A (en) | 2007-03-22 |
| RU2005138039A (en) | 2006-07-27 |
| DE502004001682D1 (en) | 2006-11-16 |
| EP1614333B1 (en) | 2006-10-04 |
| RU2318299C2 (en) | 2008-02-27 |
| DE202004006552U1 (en) | 2004-07-08 |
| CA2520878C (en) | 2010-11-02 |
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